OT-2026-000004609
Publication integrity record
Vacuum cup gripper, two zone face, two outlet manifold, three stage ejector, contact triggered
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000004609) never changes.
Identity and time
| Publication number | OT-2026-000004609 · never reused |
|---|---|
| Internal UUID | 01a0a91d-9a2a-72a3-aa4a-332999156435 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:04.653306Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004609 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98157fabf56d28e440df6c768d210cca4993d031b6a2c11a811e981866e19bfd |
|---|---|
| Markdown | a0720c205857fa5185bd74fc3cdcfa902bc8fe86ae563474c6696871a8d6b459 |
| Publication page | c90bc147496ae5d8d8cd86e8589300b2c518a0607168aa5e427b6f690ba7a43d |
| Manifest | 95e669924b05e2f9d7ee2d25bb7c56372e958f3dc02767fa5c595aa4ea77ec12 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 6jWwOKKjQmzEl9K/5lZkDkTWPflp/eDu4N3PDO10jBECLHUBkkqOz502z3OaVL57duoNpdG2pjlT2kqh9STGDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:09.499532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004609observed c90bc147496ae5d8d8cd86e8589300b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:09.485796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004609/manifest.jsonobserved 95e669924b05e2f9d7ee2d25bb7c5637...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:09.473561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004609/publication.mdobserved a0720c205857fa5185bd74fc3cdcfa90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:09.459586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004609/publication.txtobserved 98157fabf56d28e440df6c768d210cca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|